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Diffstat (limited to 'experimental/qt5-intro-android/NoisyGradient.qml')
-rw-r--r-- | experimental/qt5-intro-android/NoisyGradient.qml | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/experimental/qt5-intro-android/NoisyGradient.qml b/experimental/qt5-intro-android/NoisyGradient.qml deleted file mode 100644 index 904f14e..0000000 --- a/experimental/qt5-intro-android/NoisyGradient.qml +++ /dev/null @@ -1,92 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the Qt 5 launch demo. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names -** of its contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -import QtQuick 2.0 - -ShaderEffect { - - id: effectRoot; - - width: 1280 - height: 720 - - property Gradient gradient: Gradient { - GradientStop { position: 0; color: "white" } - GradientStop { position: 0.4; color: "blue" } - GradientStop { position: 1.0; color: "black" } - } - - Rectangle { - id: colorTable - width: 1 - height: 128; - - gradient: effectRoot.gradient; - - layer.enabled: true - layer.smooth: true - - visible: false; - } - - property variant source: colorTable; - - blending: false; - - fragmentShader:" - #ifdef GL_ES - precision lowp float; - #endif - - uniform lowp sampler2D source; - uniform lowp float qt_Opacity; - varying highp vec2 qt_TexCoord0; - - // Noise function from: http://stackoverflow.com/questions/4200224/random-noise-functions-for-glsl - float rand(vec2 n) { - return 0.5 + 0.5 * fract(sin(dot(n.xy, vec2(12.9898, 78.233))) * 43758.5453); - } - - void main() { - lowp float len = clamp(length(vec2(0.5, 0.0) - qt_TexCoord0), 0.0, 1.0); - gl_FragColor = texture2D(source, vec2(0, len)) * qt_Opacity + rand(qt_TexCoord0) * 0.05; - } -" -} |